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require 'test/unit'
require 'date'
class TestDateAttr < Test::Unit::TestCase
def test__attr
date = Date.new(1965, 5, 23)
datetime = DateTime.new(1965, 5, 23, 22, 31, 59)
[date, datetime].each_with_index do |d, i|
if i == 0
assert_equal('1965-05-23', d.to_s)
else
assert_equal('1965-05-23T22:31:59+00:00', d.to_s)
end
assert_equal('', d.inspect.gsub!(/./,''))
assert_equal('', d.to_s.gsub!(/./,''))
assert_equal(2438904, d.jd)
if i == 0
assert_equal(0, d.day_fraction)
else
assert_equal(22.to_r/24 + 31.to_r/1440 + 59.to_r/86400, d.day_fraction)
end
assert_equal(38903, d.mjd)
assert_equal(139744, d.ld)
assert_equal(1965, d.year)
assert_equal(143, d.yday)
assert_equal(5, d.mon)
assert_equal(d.mon, d.month)
assert_equal(23, d.mday)
assert_equal(d.mday, d.day)
if i == 0
assert_equal(false, d.respond_to?(:hour))
assert_equal(false, d.respond_to?(:min))
assert_equal(false, d.respond_to?(:sec))
assert_equal(false, d.respond_to?(:sec_fraction))
assert_equal(false, d.respond_to?(:zone))
assert_equal(false, d.respond_to?(:offset))
else
assert_equal(22, d.hour)
assert_equal(31, d.min)
assert_equal(59, d.sec)
assert_equal(0, d.sec_fraction)
assert_equal('+00:00', d.zone)
assert_equal(0, d.offset)
end
assert_equal(1965, d.cwyear)
assert_equal(20, d.cweek)
assert_equal(7, d.cwday)
assert_equal(0, d.wday)
assert_equal(false, d.leap?)
assert_equal(false, d.julian?)
assert_equal(true, d.gregorian?)
assert_equal(Date::ITALY, d.start)
assert_equal(d.start, d.start)
end
d = DateTime.new(1965, 5, 23, 22, 31, 59) + 1.to_r/(86400*2)
assert_equal(1.to_r/2, d.sec_fraction)
end
def test__wday_predicate
d = Date.new(2005, 10, 23)
assert_equal(true, d.sunday?)
assert_equal(false, d.monday?)
assert_equal(false, d.tuesday?)
assert_equal(false, d.wednesday?)
assert_equal(false, d.thursday?)
assert_equal(false, d.friday?)
assert_equal(false, d.saturday?)
d = Date.new(2005, 10, 30)
14.times do |i|
assert((d + i).__send__(%w(sunday? monday? tuesday? wednesday?
thursday? friday? saturday?)[i % 7]))
end
end
def test_nth_kday
skip unless Date.new.respond_to?(:nth_kday?, true)
assert_equal(false, Date.new(2001,1,14).__send__(:nth_kday?, 1,0))
assert_equal(true, Date.new(2001,1,14).__send__(:nth_kday?, 2,0))
assert_equal(false, Date.new(2001,1,14).__send__(:nth_kday?, 3,0))
assert_equal(false, Date.new(2001,1,14).__send__(:nth_kday?, 4,0))
assert_equal(false, Date.new(2001,1,14).__send__(:nth_kday?, 5,0))
assert_equal(false, Date.new(2001,1,14).__send__(:nth_kday?, -1,0))
assert_equal(false, Date.new(2001,1,14).__send__(:nth_kday?, -2,0))
assert_equal(true, Date.new(2001,1,14).__send__(:nth_kday?, -3,0))
assert_equal(false, Date.new(2001,1,14).__send__(:nth_kday?, -4,0))
assert_equal(false, Date.new(2001,1,14).__send__(:nth_kday?, -5,0))
end
end
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